UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xxdPUK7rDw7mK5czV0HNkiVAHMAX+GBdvcO8Np9IKvU=' 
WHERE 
  key_id = '1b7bbcb5c27594ec1fe7e49063e90e411ae138b1698b1dd45c333922264cef95' 
  AND (
    token = 'xxdPUK7rDw7mK5czV0HNkiVAHMAX+GBdvcO8Np9IKvU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )